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Problem 7 (2013 AMC 8)

AMC 8Very Easy

From module Word Problems

Problem

Trey and his mom stopped at a railroad crossing to let a train pass. As the train began to pass, Trey counted 66 cars in the first 1010 seconds. It took the train 22 minutes and 4545 seconds to clear the crossing at a constant speed. Which of the following was the most likely number of cars in the train?

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